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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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39
Task/Sierpinski-carpet/Order/sierpinski-carpet.order Normal file
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#include <order/interpreter.h>
#define ORDER_PP_DEF_8in_carpet ORDER_PP_FN( \
8fn(8X, 8Y, \
8if(8or(8is_0(8X), 8is_0(8Y)), \
8true, \
8let((8Q, 8quotient(8X, 3)) \
(8R, 8remainder(8X, 3)) \
(8S, 8quotient(8Y, 3)) \
(8T, 8remainder(8Y, 3)), \
8and(8not(8and(8equal(8R, 1), 8equal(8T, 1))), \
8in_carpet(8Q, 8S))))) )
#define ORDER_PP_DEF_8carpet ORDER_PP_FN( \
8fn(8N, \
8lets((8R, 8seq_iota(0, 8pow(3, 8N))) \
(8G, 8seq_map(8fn(8Y, 8seq_map(8fn(8X, 8pair(8X, 8Y)), \
8R)), \
8R)), \
8seq_map(8fn(8S, 8seq_map(8fn(8P, 8apply(8in_carpet, 8P)), \
8S)), \
8G))) )
#define ORDER_PP_DEF_8carpet_to_string ORDER_PP_FN( \
8fn(8C, \
8seq_fold( \
8fn(8R, 8S, \
8adjoin(8R, \
8seq_fold(8fn(8P, 8B, 8adjoin(8P, 8if(8B, 8("#"), 8(" ")))), \
8nil, 8S), \
8("\n"))), \
8nil, 8C)) )
#include <stdio.h>
int main(void) {
printf(ORDER_PP( 8carpet_to_string(8carpet(3)) ));
return 0;
}